Comic Book Containing Superman's Debut Sold for $956,000

The issue last sold for $26,000 in the 1990s, according to the auctioneer

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This undated image provided by Heritage Auctions shows a rare copy of Superman's 1938 comic-book. In a statement, Dallas-based Heritage Auctions said the copy of Action Comics No. 1, bearing a cover price of 10 cents, sold on Aug. 4, 2016, for $956,000. It's one of about 100 copies of the edition known to exist.

A rare copy of Superman's 1938 comic-book debut sold at auction for almost $1 million.

In a statement, Dallas-based Heritage Auctions said the copy of Action Comics No. 1, bearing a cover price of 10 cents, sold Thursday for $956,000. It's one of about 100 copies of the edition known to exist.

Certified Guaranty Co. graded the copy 5.5 out of a possible 10. It had been expected to sell for about $750,000.

Heritage says the copy came from the collection of an unidentified East Coast comic book fan who had bought it in the 1990s for $26,000. Spokesman Eric Bradley says the winning bidder also did not wish to be identified.